{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-20T15:30:13.769260+00:00","duration_seconds":2.925713,"id":2729968,"input_summary":"chars=561 node=683210","metadata":{"llm_candidates":[{"callsign":"WA6EK","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=4 calls=WA6EK","recording_id":255578,"started_at":"2026-08-20T15:30:10.843547+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":242430}